$ git clone -n https://src.fedoraproject.org/rpms/libclc.git /var/lib/mock/f41-build-854001-166804/root/chroot_tmpdir/scmroot/libclc
Cloning into '/var/lib/mock/f41-build-854001-166804/root/chroot_tmpdir/scmroot/libclc'...
$ git fetch origin 8a7f54c7551d1d5feaa9ac03bf397b2ca85e83f8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libclc
 * [new ref]         8a7f54c7551d1d5feaa9ac03bf397b2ca85e83f8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8a7f54c Update to 19.1.0