$ git clone -n https://src.fedoraproject.org/rpms/libquotient.git /var/lib/mock/f42-build-863373-171641/root/chroot_tmpdir/scmroot/libquotient
Cloning into '/var/lib/mock/f42-build-863373-171641/root/chroot_tmpdir/scmroot/libquotient'...
$ git fetch origin 5ad93ae202f75edf9cf0502b29f0c3e32a4ba8e7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libquotient
 * [new ref]         5ad93ae202f75edf9cf0502b29f0c3e32a4ba8e7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5ad93ae 0.9.1