$ git clone -n https://src.fedoraproject.org/rpms/ampache_browser.git /var/lib/mock/f40-build-2208593-52141/root/chroot_tmpdir/scmroot/ampache_browser
Cloning into '/var/lib/mock/f40-build-2208593-52141/root/chroot_tmpdir/scmroot/ampache_browser'...
$ git fetch origin 689477e505a865535dd3b99ae952c6f0d0d1aea2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ampache_browser
 * [new ref]         689477e505a865535dd3b99ae952c6f0d0d1aea2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 689477e Update to 1.0.7.