$ git clone -n https://src.fedoraproject.org/rpms/google-guice.git /var/lib/mock/f39-build-1567763-37600/root/chroot_tmpdir/scmroot/google-guice
Cloning into '/var/lib/mock/f39-build-1567763-37600/root/chroot_tmpdir/scmroot/google-guice'...
$ git fetch origin 62f10400e9fb0f84808fb1f2b1bd24161b063436:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/google-guice
 * [new ref]         62f10400e9fb0f84808fb1f2b1bd24161b063436 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 62f1040 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild