$ git clone -n https://src.fedoraproject.org/rpms/python-yara.git /var/lib/mock/f40-build-793168-138798/root/chroot_tmpdir/scmroot/python-yara
Cloning into '/var/lib/mock/f40-build-793168-138798/root/chroot_tmpdir/scmroot/python-yara'...
$ git fetch origin 77435b87c5ff0390e2817069050910957b72ef44:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-yara
 * [new ref]         77435b87c5ff0390e2817069050910957b72ef44 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 77435b8 bump to 4.5.0