$ git clone -n https://src.fedoraproject.org/rpms/python-pyfim.git /var/lib/mock/f39-build-1430679-31737/root/chroot_tmpdir/scmroot/python-pyfim
Cloning into '/var/lib/mock/f39-build-1430679-31737/root/chroot_tmpdir/scmroot/python-pyfim'...
$ git fetch origin 441280ea5a589119e939ae82b9d2b7837a4cd136:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pyfim
 * [new ref]         441280ea5a589119e939ae82b9d2b7837a4cd136 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 441280e Fix use of distutils (RHBZ#2220428)