$ git clone -n https://src.fedoraproject.org/rpms/golang-cloud-google.git /var/lib/mock/f39-build-1837141-41928/root/chroot_tmpdir/scmroot/golang-cloud-google
Cloning into '/var/lib/mock/f39-build-1837141-41928/root/chroot_tmpdir/scmroot/golang-cloud-google'...
$ git fetch origin df0693af3384e363e12a6c7205ff3b86f0150165:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-cloud-google
 * [new ref]         df0693af3384e363e12a6c7205ff3b86f0150165 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at df0693a Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild