$ git clone -n https://src.fedoraproject.org/rpms/rust-async-global-executor2.git /var/lib/mock/f45-build-40261-770/root/chroot_tmpdir/scmroot/rust-async-global-executor2
Cloning into '/var/lib/mock/f45-build-40261-770/root/chroot_tmpdir/scmroot/rust-async-global-executor2'...
$ git fetch origin 3914e34fad954a086c896276a69be7d45a48d117:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-async-global-executor2
 * [new ref]         3914e34fad954a086c896276a69be7d45a48d117 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3914e34 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild