$ git clone -n https://src.fedoraproject.org/rpms/evolution.git /var/lib/mock/f39-build-2172876-51059/root/chroot_tmpdir/scmroot/evolution
Cloning into '/var/lib/mock/f39-build-2172876-51059/root/chroot_tmpdir/scmroot/evolution'...
$ git fetch origin 481d656adf0792da67afdd3509b356066f650634:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/evolution
 * [new ref]         481d656adf0792da67afdd3509b356066f650634 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 481d656 Update to 3.50.2