$ git clone -n https://src.fedoraproject.org/rpms/kf6-kfilemetadata.git /var/lib/mock/f41-build-side-1-2647353-27301/root/chroot_tmpdir/scmroot/kf6-kfilemetadata
Cloning into '/var/lib/mock/f41-build-side-1-2647353-27301/root/chroot_tmpdir/scmroot/kf6-kfilemetadata'...
$ git fetch origin a708f536118a3c73a310cc36116120d2f4c00481:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kfilemetadata
 * [new ref]         a708f536118a3c73a310cc36116120d2f4c00481 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a708f53 6.5.0