$ git clone -n https://src.fedoraproject.org/rpms/amoebax.git /var/lib/mock/f41-build-1120163-20264/root/chroot_tmpdir/scmroot/amoebax
Cloning into '/var/lib/mock/f41-build-1120163-20264/root/chroot_tmpdir/scmroot/amoebax'...
$ git fetch origin 3bf2ba5a8949d99b39fdaa246304dd4dcf42faa6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/amoebax
 * [new ref]         3bf2ba5a8949d99b39fdaa246304dd4dcf42faa6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3bf2ba5 Eliminate use of obsolete %patchN syntax (#2283636)