$ git clone -n https://src.fedoraproject.org/rpms/create-fake-rpm.git /var/lib/mock/f40-build-2209063-52150/root/chroot_tmpdir/scmroot/create-fake-rpm
Cloning into '/var/lib/mock/f40-build-2209063-52150/root/chroot_tmpdir/scmroot/create-fake-rpm'...
$ git fetch origin 535a802d88f0db124f3e26b16bb983abda7b6f64:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/create-fake-rpm
 * [new ref]         535a802d88f0db124f3e26b16bb983abda7b6f64 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 535a802 setup packit pull-from-upstream automation