$ git clone -n https://src.fedoraproject.org/rpms/libkkc.git /var/lib/mock/f40-build-2186247-51340/root/chroot_tmpdir/scmroot/libkkc
Cloning into '/var/lib/mock/f40-build-2186247-51340/root/chroot_tmpdir/scmroot/libkkc'...
$ git fetch origin a80d936ce4322e86b19f84fe2da171cd42522fff:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libkkc
 * [new ref]         a80d936ce4322e86b19f84fe2da171cd42522fff -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a80d936 Migrate to SPDX license expression