$ git clone -n https://src.fedoraproject.org/rpms/fs_mark.git /var/lib/mock/f40-build-796875-140979/root/chroot_tmpdir/scmroot/fs_mark
Cloning into '/var/lib/mock/f40-build-796875-140979/root/chroot_tmpdir/scmroot/fs_mark'...
$ git fetch origin 1d22f22c39dcf9257246719b823d4ae4db2d660b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fs_mark
 * [new ref]         1d22f22c39dcf9257246719b823d4ae4db2d660b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1d22f22 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild