$ git clone -n https://src.fedoraproject.org/rpms/python-xyzservices.git /var/lib/mock/f39-build-1594990-38323/root/chroot_tmpdir/scmroot/python-xyzservices
Cloning into '/var/lib/mock/f39-build-1594990-38323/root/chroot_tmpdir/scmroot/python-xyzservices'...
$ git fetch origin a34425724433efb42b5f33b3201abceef4993568:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-xyzservices
 * [new ref]         a34425724433efb42b5f33b3201abceef4993568 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a344257 Update to latest version (#2246355)