$ git clone -n https://src.fedoraproject.org/rpms/alligator.git /var/lib/mock/f39-build-2065679-49267/root/chroot_tmpdir/scmroot/alligator
Cloning into '/var/lib/mock/f39-build-2065679-49267/root/chroot_tmpdir/scmroot/alligator'...
$ git fetch origin 810ba896ffafdc1adb2494f2dd504815c4c78385:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/alligator
 * [new ref]         810ba896ffafdc1adb2494f2dd504815c4c78385 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 810ba89 23.08.4