$ git clone -n https://src.fedoraproject.org/rpms/python-httpcore.git /var/lib/mock/f39-build-1721958-41229/root/chroot_tmpdir/scmroot/python-httpcore
Cloning into '/var/lib/mock/f39-build-1721958-41229/root/chroot_tmpdir/scmroot/python-httpcore'...
$ git fetch origin d25de159e30be8dc9ea4943bf785d85133766fb1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-httpcore
 * [new ref]         d25de159e30be8dc9ea4943bf785d85133766fb1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d25de15 feat: update to 0.17.3 (fixes rhbz#2140663, rhbz#2171677)