$ git clone -n https://src.fedoraproject.org/rpms/python-slackclient.git /var/lib/mock/f40-build-1465656-23661/root/chroot_tmpdir/scmroot/python-slackclient
Cloning into '/var/lib/mock/f40-build-1465656-23661/root/chroot_tmpdir/scmroot/python-slackclient'...
$ git fetch origin 075fa5ee99b7b925d129d8845ae20d6322e3be60:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-slackclient
 * [new ref]         075fa5ee99b7b925d129d8845ae20d6322e3be60 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 075fa5e 3.31.0