$ git clone -n https://src.fedoraproject.org/rpms/ghc-hxt-charproperties.git /var/lib/mock/f45-build-10430-416/root/chroot_tmpdir/scmroot/ghc-hxt-charproperties
Cloning into '/var/lib/mock/f45-build-10430-416/root/chroot_tmpdir/scmroot/ghc-hxt-charproperties'...
$ git fetch origin 613adb31b347cd7c9d8f350eca2b261e9a6642ff:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-hxt-charproperties
 * [new ref]         613adb31b347cd7c9d8f350eca2b261e9a6642ff -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 613adb3 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild