$ git clone -n https://src.fedoraproject.org/rpms/pdfarranger.git /var/lib/mock/f39-build-1624286-39040/root/chroot_tmpdir/scmroot/pdfarranger
Cloning into '/var/lib/mock/f39-build-1624286-39040/root/chroot_tmpdir/scmroot/pdfarranger'...
$ git fetch origin ea5f66225f614d7d6d564108ba050dc129ca9988:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pdfarranger
 * [new ref]         ea5f66225f614d7d6d564108ba050dc129ca9988 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ea5f662 Update to 1.10.1