$ git clone -n https://src.fedoraproject.org/rpms/python-myst-parser.git /var/lib/mock/f45-build-31661-654/root/chroot_tmpdir/scmroot/python-myst-parser
Cloning into '/var/lib/mock/f45-build-31661-654/root/chroot_tmpdir/scmroot/python-myst-parser'...
$ git fetch origin aec758b52f7d77c8c57d025f79bf8d5421141965:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-myst-parser
 * [new ref]         aec758b52f7d77c8c57d025f79bf8d5421141965 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aec758b Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild