$ git clone -n https://src.fedoraproject.org/rpms/opensurge.git /var/lib/mock/f40-build-770739-125881/root/chroot_tmpdir/scmroot/opensurge
Cloning into '/var/lib/mock/f40-build-770739-125881/root/chroot_tmpdir/scmroot/opensurge'...
$ git fetch origin 444c4bec9b0bb7914fc18c6dd6dff764a895871c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/opensurge
 * [new ref]         444c4bec9b0bb7914fc18c6dd6dff764a895871c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 444c4be Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild