$ git clone -n https://src.fedoraproject.org/rpms/libclc.git /var/lib/mock/f41-build-810466-146704/root/chroot_tmpdir/scmroot/libclc
Cloning into '/var/lib/mock/f41-build-810466-146704/root/chroot_tmpdir/scmroot/libclc'...
$ git fetch origin 2d2e620f5fc06c1d7710d06b15d1bc0f9586e6f6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libclc
 * [new ref]         2d2e620f5fc06c1d7710d06b15d1bc0f9586e6f6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2d2e620 18.1.6 Release