$ git clone -n https://src.fedoraproject.org/rpms/surgescript.git /var/lib/mock/f41-build-859096-168551/root/chroot_tmpdir/scmroot/surgescript
Cloning into '/var/lib/mock/f41-build-859096-168551/root/chroot_tmpdir/scmroot/surgescript'...
$ git fetch origin a6e907fcf37051daba7ebf07ee90e1b5eed8f055:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/surgescript
 * [new ref]         a6e907fcf37051daba7ebf07ee90e1b5eed8f055 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a6e907f Update to v0.6.1