$ git clone -n https://src.fedoraproject.org/rpms/python-gpxpy.git /var/lib/mock/f45-build-30879-648/root/chroot_tmpdir/scmroot/python-gpxpy
Cloning into '/var/lib/mock/f45-build-30879-648/root/chroot_tmpdir/scmroot/python-gpxpy'...
$ git fetch origin fb9bbfa2e36190c9a235200995418eacf1b2990e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-gpxpy
 * [new ref]         fb9bbfa2e36190c9a235200995418eacf1b2990e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fb9bbfa Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild