diff --git a/snapshot.xml b/snapshot.xml
index 71fa504..7873a3b 100644
--- a/snapshot.xml
+++ b/snapshot.xml
@@ -4,7 +4,7 @@
   <remote fetch="https://chromium.googlesource.com" name="chromium" review="https://chromium-review.googlesource.com"/>
   <remote fetch="https://cos.googlesource.com" name="cos" review="https://cos-review.googlesource.com"/>
   
-  <default remote="cos" revision="refs/heads/master" sync-j="8"/>
+  <default remote="cos" revision="refs/heads/release-R105" sync-j="8"/>
   
   <project name="breakpad/breakpad" path="src/third_party/breakpad" remote="chromium" revision="1f9903c161229c55670ae0f92fcbcca9c5fa6b68"/>
   <project name="chromiumos/platform/fw-testing-configs" path="src/third_party/autotest/files/server/cros/faft/fw-testing-configs" remote="chromium" revision="b54d9f238f5afd6053ce9c558319f1d6dcf3e26c"/>
@@ -14,13 +14,13 @@
   <project name="chromiumos/platform/tast-tests" path="src/platform/tast-tests" remote="chromium" revision="11c6d6ad902fe467e48e25143d321ce04af826aa"/>
   <project name="chromiumos/third_party/hdctools" path="src/third_party/hdctools" remote="chromium" revision="b027d20dc97a00013c2b9d8c9ab932ddaa0c7008"/>
   <project name="chromiumos/third_party/rootdev" path="src/third_party/rootdev" remote="chromium" revision="7082cbf0ae51eb1044fe1a0749245e97e4fcfc89"/>
-  <project dest-branch="refs/heads/master" name="cos/cobble" path="src/platform/cobble" revision="a910c096139769e35720174069e81e89bf90fdc6" upstream="refs/heads/master"/>
-  <project dest-branch="refs/heads/main" name="cos/compliance" path="src/compliance" revision="330356e1bb583312c3b49adff7436b3624120039" upstream="refs/heads/main"/>
-  <project dest-branch="refs/heads/master" name="cos/manifest" path="manifest" revision="ae6921bdd7049dbefbca720ea583d5c20ac79f00" upstream="refs/heads/master">
+  <project dest-branch="refs/heads/release-R105" name="cos/cobble" path="src/platform/cobble" revision="a910c096139769e35720174069e81e89bf90fdc6" upstream="refs/heads/release-R105"/>
+  <project dest-branch="refs/heads/release-R105" name="cos/compliance" path="src/compliance" revision="330356e1bb583312c3b49adff7436b3624120039" upstream="refs/heads/release-R105"/>
+  <project dest-branch="refs/heads/release-R105" name="cos/manifest" path="manifest" revision="83b94f51d4f3bc0b7d160557f0aa841517c2675c" upstream="refs/heads/release-R105">
     <copyfile dest="LICENSE" src="LICENSE"/>
   </project>
-  <project dest-branch="refs/heads/master" name="cos/overlays/board-overlays" path="src/overlays" revision="2896e428eaeafcb5e86a2fb7f81ea97151a49aa4" upstream="refs/heads/master"/>
-  <project dest-branch="refs/heads/main" name="cos/policymanager" path="src/third_party/policymanager" revision="25eb11e9dac3bab34657bcf7fadf2f4ddf9e1c2b" upstream="refs/heads/main"/>
+  <project dest-branch="refs/heads/main-R105" name="cos/overlays/board-overlays" path="src/overlays" revision="2e847668deb98688fd1bf540f5b0474e4ca8b1eb" upstream="refs/heads/main-R105"/>
+  <project dest-branch="refs/heads/release-R105" name="cos/policymanager" path="src/third_party/policymanager" revision="25eb11e9dac3bab34657bcf7fadf2f4ddf9e1c2b" upstream="refs/heads/release-R105"/>
   <project dest-branch="refs/heads/master" name="cos/repohooks" path="src/repohooks" revision="65a09e2c58fc8ba2110491be9d2c6eedef9ac903" upstream="refs/heads/master"/>
   <project name="linux-syscall-support.git" path="src/third_party/breakpad/src/third_party/lss" remote="chromium" revision="e1e7b0ad8ee99a875b272c8e33e308472e897660"/>
   <project name="mirrors/cros/aosp/platform/external/modp_b64" path="src/third_party/modp_b64" revision="5d80a242ce73107648141ae996771e3847f0e4bd"/>
@@ -37,15 +37,15 @@
   <project name="mirrors/cros/chromiumos/third_party/pyelftools" path="chromite/third_party/pyelftools" revision="6fec9f599bef566fe8f6f6ca6c2102508b664792"/>
   <project name="mirrors/cros/chromiumos/third_party/toolchain-utils" path="src/third_party/toolchain-utils" revision="4c55d03d75490e1b890accb2675a1edffab632e8"/>
   <project name="mirrors/cros/chromiumos/third_party/u-boot" path="src/third_party/u-boot/files" revision="2c933c4ed374e7f16ae351bd7a6880c20db41e85"/>
-  <project dest-branch="refs/heads/main" name="third_party/chromite" path="chromite" revision="6aeb759c61e55b62edd8e06835ef66462d256380" upstream="refs/heads/main"/>
-  <project dest-branch="refs/heads/cos-5.15" name="third_party/kernel" path="src/third_party/kernel/v5.15" revision="0a08ee92b443851cebd1a7d86ebc82fb89471f5f" upstream="refs/heads/cos-5.15"/>
-  <project dest-branch="refs/heads/cos-6.1" name="third_party/kernel" path="src/third_party/kernel/v6.1" revision="e2d742113875470b929ec6c81ab8ecad64435788" upstream="refs/heads/cos-6.1"/>
-  <project dest-branch="refs/heads/master" name="third_party/overlays/chromiumos-overlay" path="src/third_party/chromiumos-overlay" revision="5abba70176d43838c518a8caf292388e0fa03b48" sync-c="true" upstream="refs/heads/master"/>
-  <project dest-branch="refs/heads/master" name="third_party/overlays/eclass-overlay" path="src/third_party/eclass-overlay" revision="23dbf7958f9e185ea2aafc58c9308437022e235e" upstream="refs/heads/master"/>
-  <project dest-branch="refs/heads/master" name="third_party/overlays/portage-stable" path="src/third_party/portage-stable" revision="e392b32dd9548a53013e0e839dbc95f5bfa88cd9" upstream="refs/heads/master"/>
-  <project dest-branch="refs/heads/main" name="third_party/platform/crosutils" path="src/scripts" revision="7f2a71832b95a5243a14831aeed80daa6524d372" upstream="refs/heads/main"/>
-  <project dest-branch="refs/heads/main" name="third_party/platform/vboot_reference" path="src/platform/vboot_reference" revision="ae240a42e4d5a19e492e12dcecb3b5ec7307cc2c" upstream="refs/heads/main"/>
-  <project dest-branch="refs/heads/main" name="third_party/toolbox" path="src/third_party/toolbox" revision="c9efb0c1d5a96383bf4037309fc0dda914a28b39" upstream="refs/heads/main"/>
+  <project dest-branch="refs/heads/release-R105" name="third_party/chromite" path="chromite" revision="6aeb759c61e55b62edd8e06835ef66462d256380" upstream="refs/heads/release-R105"/>
+  <project dest-branch="refs/heads/release-R105-cos-5.15" name="third_party/kernel" path="src/third_party/kernel/v5.15" revision="0a08ee92b443851cebd1a7d86ebc82fb89471f5f" upstream="refs/heads/release-R105-cos-5.15"/>
+  <project dest-branch="refs/heads/release-R105-cos-6.1" name="third_party/kernel" path="src/third_party/kernel/v6.1" revision="e2d742113875470b929ec6c81ab8ecad64435788" upstream="refs/heads/release-R105-cos-6.1"/>
+  <project dest-branch="refs/heads/main-R105" name="third_party/overlays/chromiumos-overlay" path="src/third_party/chromiumos-overlay" revision="19cbdd565421060f233f5c08b14c00d67917a67a" sync-c="true" upstream="refs/heads/main-R105"/>
+  <project dest-branch="refs/heads/release-R105" name="third_party/overlays/eclass-overlay" path="src/third_party/eclass-overlay" revision="23dbf7958f9e185ea2aafc58c9308437022e235e" upstream="refs/heads/release-R105"/>
+  <project dest-branch="refs/heads/main-R105" name="third_party/overlays/portage-stable" path="src/third_party/portage-stable" revision="60ef38a1760bdd7e6aac5944d734931d78b0867d" upstream="refs/heads/main-R105"/>
+  <project dest-branch="refs/heads/release-R105" name="third_party/platform/crosutils" path="src/scripts" revision="7f2a71832b95a5243a14831aeed80daa6524d372" upstream="refs/heads/release-R105"/>
+  <project dest-branch="refs/heads/release-R105" name="third_party/platform/vboot_reference" path="src/platform/vboot_reference" revision="ae240a42e4d5a19e492e12dcecb3b5ec7307cc2c" upstream="refs/heads/release-R105"/>
+  <project dest-branch="refs/heads/release-R105" name="third_party/toolbox" path="src/third_party/toolbox" revision="c9efb0c1d5a96383bf4037309fc0dda914a28b39" upstream="refs/heads/release-R105"/>
   
   <repo-hooks enabled-list="pre-upload" in-project="cos/repohooks"/>
 </manifest>