$ git clone -n https://src.fedoraproject.org/rpms/rebloom.git /var/lib/mock/f39-build-1550833-36958/root/chroot_tmpdir/scmroot/rebloom
Cloning into '/var/lib/mock/f39-build-1550833-36958/root/chroot_tmpdir/scmroot/rebloom'...
$ git fetch origin 7dfdc2794f33414843c06bbe06fdcb97d7e5cb84:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rebloom
 * [new ref]         7dfdc2794f33414843c06bbe06fdcb97d7e5cb84 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7dfdc27 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild