$ git clone -n https://src.fedoraproject.org/rpms/pango.git /var/lib/mock/f40-build-786673-134489/root/chroot_tmpdir/scmroot/pango
Cloning into '/var/lib/mock/f40-build-786673-134489/root/chroot_tmpdir/scmroot/pango'...
$ git fetch origin 7c3ec2a6378bc41142405256d0bc6a8dbd9aeef3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pango
 * [new ref]         7c3ec2a6378bc41142405256d0bc6a8dbd9aeef3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7c3ec2a Update to 1.51.2