$ git clone -n https://src.fedoraproject.org/rpms/Thunar.git /var/lib/mock/f40-build-800816-143639/root/chroot_tmpdir/scmroot/Thunar
Cloning into '/var/lib/mock/f40-build-800816-143639/root/chroot_tmpdir/scmroot/Thunar'...
$ git fetch origin 0e2e0781464e68ad3f90493b0623223d88f2c374:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/Thunar
 * [new ref]         0e2e0781464e68ad3f90493b0623223d88f2c374 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0e2e078 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild