$ git clone -n https://src.fedoraproject.org/rpms/rust-clap_derive3.git /var/lib/mock/f45-build-40819-776/root/chroot_tmpdir/scmroot/rust-clap_derive3
Cloning into '/var/lib/mock/f45-build-40819-776/root/chroot_tmpdir/scmroot/rust-clap_derive3'...
$ git fetch origin 801d5c121d19f314ed5f43769cf0da60877cb682:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-clap_derive3
 * [new ref]         801d5c121d19f314ed5f43769cf0da60877cb682 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 801d5c1 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild