$ git clone -n https://src.fedoraproject.org/rpms/python-markdown-callouts.git /var/lib/mock/f45-build-31490-652/root/chroot_tmpdir/scmroot/python-markdown-callouts
Cloning into '/var/lib/mock/f45-build-31490-652/root/chroot_tmpdir/scmroot/python-markdown-callouts'...
$ git fetch origin 4ec2590dc20e9b0105ff6b4d6bd7592558c9373c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-markdown-callouts
 * [new ref]         4ec2590dc20e9b0105ff6b4d6bd7592558c9373c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4ec2590 [PATCH] Fix compatibility with Markdown >=3.10