$ git clone -n https://src.fedoraproject.org/rpms/libclc.git /var/lib/mock/f40-build-2501737-61689/root/chroot_tmpdir/scmroot/libclc
Cloning into '/var/lib/mock/f40-build-2501737-61689/root/chroot_tmpdir/scmroot/libclc'...
$ git fetch origin 601bdeb8b8424846cb50a1c67c71f151648d8343:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libclc
 * [new ref]         601bdeb8b8424846cb50a1c67c71f151648d8343 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 601bdeb 18.1.0-rc4 Release