$ git clone -n https://src.fedoraproject.org/rpms/python3-gssapi.git /var/lib/mock/f38-build-side-42-init-devel-775113-27783/root/chroot_tmpdir/scmroot/python3-gssapi
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-775113-27783/root/chroot_tmpdir/scmroot/python3-gssapi'...
$ git fetch origin fba82bf8ef8c858ea636e4996264439cf2297c4c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python3-gssapi
 * [new ref]         fba82bf8ef8c858ea636e4996264439cf2297c4c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fba82bf Added the README