$ git clone -n https://src.fedoraproject.org/rpms/rust-librsvg-rebind-sys.git /var/lib/mock/f45-build-42949-797/root/chroot_tmpdir/scmroot/rust-librsvg-rebind-sys
Cloning into '/var/lib/mock/f45-build-42949-797/root/chroot_tmpdir/scmroot/rust-librsvg-rebind-sys'...
$ git fetch origin 902d842ac80c74c6a9427fd576156a08fcb1f8fe:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-librsvg-rebind-sys
 * [new ref]         902d842ac80c74c6a9427fd576156a08fcb1f8fe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 902d842 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild