$ git clone -n https://src.fedoraproject.org/rpms/python-ast-monitor.git /var/lib/mock/f38-build-side-42-init-devel-661741-26634/root/chroot_tmpdir/scmroot/python-ast-monitor
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-661741-26634/root/chroot_tmpdir/scmroot/python-ast-monitor'...
$ git fetch origin 7a9c71c3a5a45cd8107c47b87b0dad4ac9cc5ec3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-ast-monitor
 * [new ref]         7a9c71c3a5a45cd8107c47b87b0dad4ac9cc5ec3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7a9c71c Update to 0.3.2