$ git clone -n https://src.fedoraproject.org/rpms/rust-trustfall_core.git /var/lib/mock/f45-build-45754-825/root/chroot_tmpdir/scmroot/rust-trustfall_core
Cloning into '/var/lib/mock/f45-build-45754-825/root/chroot_tmpdir/scmroot/rust-trustfall_core'...
$ git fetch origin 97dc8835f657eab4d94f4eb3032b2d066a4d669f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-trustfall_core
 * [new ref]         97dc8835f657eab4d94f4eb3032b2d066a4d669f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 97dc883 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild