$ git clone -n https://src.fedoraproject.org/rpms/kdiamond.git /var/lib/mock/f40-build-2218394-52598/root/chroot_tmpdir/scmroot/kdiamond
Cloning into '/var/lib/mock/f40-build-2218394-52598/root/chroot_tmpdir/scmroot/kdiamond'...
$ git fetch origin c2111f1de5409cb6b6762528f127013dfd3abbb8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kdiamond
 * [new ref]         c2111f1de5409cb6b6762528f127013dfd3abbb8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c2111f1 24.01.85