$ git clone -n https://src.fedoraproject.org/rpms/python-pymemcache.git /var/lib/mock/f41-build-side-2-python-2727609-30782/root/chroot_tmpdir/scmroot/python-pymemcache
Cloning into '/var/lib/mock/f41-build-side-2-python-2727609-30782/root/chroot_tmpdir/scmroot/python-pymemcache'...
$ git fetch origin 0f5eff85646e766e0df3236b856e59d25d46f402:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pymemcache
 * [new ref]         0f5eff85646e766e0df3236b856e59d25d46f402 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0f5eff8 convert ASL 2.0 license to SPDX