$ git clone -n https://src.fedoraproject.org/rpms/gsound.git /var/lib/mock/f39-build-1915253-42890/root/chroot_tmpdir/scmroot/gsound
Cloning into '/var/lib/mock/f39-build-1915253-42890/root/chroot_tmpdir/scmroot/gsound'...
$ git fetch origin c9af3f1ee53d34c74cae3c1498c6ff46af5e65ff:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gsound
 * [new ref]         c9af3f1ee53d34c74cae3c1498c6ff46af5e65ff -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c9af3f1 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild