$ git clone -n https://src.fedoraproject.org/rpms/python-myst-parser.git /var/lib/mock/f41-build-side-1-2814727-32949/root/chroot_tmpdir/scmroot/python-myst-parser
Cloning into '/var/lib/mock/f41-build-side-1-2814727-32949/root/chroot_tmpdir/scmroot/python-myst-parser'...
$ git fetch origin 75bf05bcf274ce8711a26e9a7f91caf3b4de1ee9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-myst-parser
 * [new ref]         75bf05bcf274ce8711a26e9a7f91caf3b4de1ee9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 75bf05b Update to 4.0.0 (Resolves: rhbz#2302875)