$ git clone -n https://src.fedoraproject.org/rpms/qmmp.git /var/lib/mock/f39-build-1756536-41479/root/chroot_tmpdir/scmroot/qmmp
Cloning into '/var/lib/mock/f39-build-1756536-41479/root/chroot_tmpdir/scmroot/qmmp'...
$ git fetch origin 30b709b95d78dd819174d3b05235311d9ab897b9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qmmp
 * [new ref]         30b709b95d78dd819174d3b05235311d9ab897b9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 30b709b Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild